The phrase "acceptance of the post" is correct and usable in written English.
It can be used in contexts related to job offers or positions, indicating that someone has agreed to take on a specific role.
Example: "After careful consideration, I am pleased to confirm my acceptance of the post offered to me."
Alternatives: "acceptance of the position" or "agreement to the role".
Mohun arranged a period of five minutes between his resignation as commercial agent and acceptance of the post of consul so that he could accept his Order of the Lion without contravening the US constitutions Title of Nobility Clause that prohibits those holding public office from accepting gifts from foreign powers.
But we see it as very positive signal that he is now obviously in a situation that he can officially issue an acceptance of the post.
The volume closes with Jay's homecoming to America, his public acclaim in New York, and his acceptance of the post of secretary for foreign affairs.
Dr John, 51, who is gay but says he is celibate, was forced to withdraw his acceptance of the post of suffragan Bishop of Reading last summer after a bitter row over gay priests within the church.
His acceptance of the post of Governor-General of the United Provinces infuriated Queen Elizabeth.
Sherman's acceptance of the post of Secretary of State did not assure Hanna of succeeding him as senator.
The Helsinki Accords were primarily an effort to reduce tension between the Soviet and Western blocs by securing their common acceptance of the post-World War II status quo in Europe.
Beadle explained in a 1972 interview: Beadle's acceptance of the post-UDI order effectively placed him on the side of the RF and put him beyond the pale in Wilson's eyes.
It was at one time thought that the acceptance of this post marked the end of Hobbema's artistic career.
Those masterpieces came thick and fast in the strangest period of Liszt's career, his acceptance of the archaic post of kapellmeister at the tiny court of Weimar.
The incumbent judge refused to resign even though he has Alzheimer's, and Dunbar, outraged at Frank's threat to publicly reveal the judge's mental incompetence, withdrew her acceptance of the Supreme Court post and announced her presidential candidacy.
